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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches
Standard Features * Steel construction * Generous free area for quiet operation * Lever operated single-blade damper * Removable face and damper * Tension wings to stabilize damper * Available in 15"
Square to round transition collar
Nylon bushings on adjustable blades prevent metal on metal rattle
904 - Double Deflection Adjustable Aluminum Blade Grille For a 22" x 18" Duct Opening (front blades parallel to shortest dimension)
Architectural Lattice Grilles 1304-16x34 Finish:MBlack *Note: Ceramic fiber blade insulationStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 1 4 Wide x 1 27 32 High slots. 5 32 crossbars, with 54% free area Options 14 GA 304 SS Construction Fractional Sizes Tamper proof Screws *Pricing is based on standard 14 GA steel construction. Please contact us for a quote on options. tony@registers direct. com
US$ 25.79
US$ 39.39
